I prefer to get my canning and preservation methods from homesteaders above all. While there are many canning enthusiasts out there and some are publishing books and have great advice I prefer those who canning to survive. Those folks who can to survive the winter will bring you the best opportunity for success.
They will also bring you the best advice.
This article is a look at getting the right canning equipment. If prepping has taught me anything its that having the right tools for a job means everything. The process of canning is no different. If you plan on using second rate tools or skipping steps you will lose food. Food that can be replaced from a supermarket purchase today but will not be available during a collapse. Canning could one day be the difference between eating food in the winter or eating bark.